$(function () {
  //需求：初始化文章分类列表
  //因为添加，修改，删除，后都要重新渲染页面所以要封装函数
  //调用函数
  initArtcateList()
  //封装函数
  function initArtcateList() {
    axios({
      url: "/my/article/cates",
      method: "get",
    }).then((res) => {
      //成功回调
      // console.log(res.data)
      if (res.data.status !== 0) {
        return layer.msg(res.data.message)
      }
      //成功后直接渲染
      let arr = []
      //遍历返回的数据
      res.data.data.forEach(function (ele) {
        arr.push(
          ` <tr>
                 <td>${ele.Id}</td>
                 <td>${ele.name}</td>
                 <td>${ele.alias}</td>
                 <td>
                     <button data-id="${ele.Id}"  class="btn-edit layui-btn layui-btn-xs">修改</button>
                     <button data-id="${ele.Id}" class="layui-btn del-edit  layui-btn-xs layui-btn-danger">删除</button>
                    </td>
            </tr>`
        )
      })
      $("tbody").empty().html(arr.join(""))
    })
  }

  //需求2：点击按钮，弹出添加类别对话框
  // 定义一个全局变量，接受open()的索引值，将来用于关闭对话框
  let indexAdd = 0
  $("#addBtn").on("click", function () {
    indexAdd = layer.open({
      type: 1,
      title: "添加文章类别",
      area: ["500px", "260px"],
      content: ` <form id="addForm" class="layui-form" action="">
                     <div class="layui-form-item">
                       <label class="layui-form-label">分类名称</label>
                       <div class="layui-input-block">
                         <input type="text" name="name" required  lay-verify="required" placeholder="请输入分类名称" autocomplete="off" class="layui-input">
                       </div>
                     </div>
                     <div class="layui-form-item">
               <label class="layui-form-label">分类别名</label>
               <div class="layui-input-block">
                 <input type="text" name="alias" required  lay-verify="required" placeholder="请输入分类别名" autocomplete="off" class="layui-input">
               </div>
                     </div>
                     <div class="layui-form-item">
                               <div class="layui-input-block">
                         <button  class="layui-btn" lay-submit lay-filter="formDemo">确认修改</button>
                         <button type="reset" class="layui-btn layui-btn-primary">重置</button>
                       </div>
                     </div>
              </form>`,
    })
  })

  //需求3：添加文章分类-后添加的动态元素，需要使用事委托
  $("body").on("submit", "#addForm", function (e) {
    e.preventDefault()
    //添加分类
    axios({
      url: "/my/article/addcates",
      method: "post",
      data: $(this).serialize(),
    }).then((res) => {
      //成功回调
      //  console.log(res)
      if (res.data.status !== 0) {
        return layer.msg(res.data.message)
      }
      // 成功：提示。初始化文章分类
      layer.msg("恭喜您，添加文章类别成功")
      initArtcateList()
      //关闭对话框
      layer.close(indexAdd)
    })
  })

  //修改4：修改分类弹出层
  let indexEdit = 0
  $('tbody').on('click', '.btn-edit', function () {

    indexEdit = layer.open({
      type: 1,
      title: "修改文章类别",
      area: ["500px", "260px"],
      content: ` <form id="editForm" class="layui-form" lay-filter='editForm' >
                    <input type='hidden' name='Id'>
                     <div class="layui-form-item">
                       <label class="layui-form-label">分类名称</label>
                       <div class="layui-input-block">
                         <input type="text" name="name" required  lay-verify="required" placeholder="请输入分类名称" autocomplete="off" class="layui-input">
                       </div>
                     </div>
                     <div class="layui-form-item">
               <label class="layui-form-label">分类别名</label>
               <div class="layui-input-block">
                 <input type="text" name="alias" required  lay-verify="required" placeholder="请输入分类别名" autocomplete="off" class="layui-input">
               </div>
                     </div>
                     <div class="layui-form-item">
                               <div class="layui-input-block">
                         <button class="layui-btn" lay-submit lay-filter="formDemo">确认修改</button>
                         <button type="reset" class="layui-btn layui-btn-primary">重置</button>
                       </div>
                     </div>
              </form>`,
    })
    // 点击编辑按钮做两件事   2.赋值;
    // (获取数据，和渲染数据，要写到.btn-edit的点击事件里面)
    let id = $(this).attr('data-id')
    // 发送ajax
    axios({
      url: '/my/article/cates/' + id,
      method: 'get',
    }).then(res => {
      //成功回调
      // console.log(res.data)
      if (res.data.status !== 0) {
        return layer.msg(res.data.message)
      }
      // 成功后渲染：layui.form.val()
      layui.form.val('editForm', res.data.data)
    });
  })

  // 需求5：修改文章分类
  $('body').on('submit', '#editForm', function (e) {
    e.preventDefault()
    // 修改分类
    axios({
      url: '/my/article/updatecate',
      method: 'post',
      data: $(this).serialize()
    }).then(res => {
      //成功回调
      // console.log(res)
      if (res.data.status !== 0) {
        return layer.msg(res.data.message)
      }
      layer.msg('恭喜您，修改文章类别成功!')
      initArtcateList()
      // 关闭对话框
      layer.close(indexEdit)
    });
  })

  // 需求6：删除
  $('tbody').on('click', '.del-edit', function () {
    // 获取自定义属性值
    let id = $(this).attr('data-id')
    
    layer.confirm('确认删除吗?', { icon: 3, title: '提示' }, function (index) {
      axios({
        url:'/my/article/deletecate/' +  id,
        // method:'get',
      }).then(res=>{
        //成功回调
        // console.log(res)
        if(res.data.status !==0){
          return layer.msg(res.data.message)
        }
        layer.msg('恭喜您，删除文章类别成功!')
        initArtcateList()
      });
      layer.close(index);
    })

  })
})
